Senior Biden administration officials announced Friday (Jan. 14) the administration will begin mailing COVID-19 tests directly to Americans on Wednesday (Jan. 19), despite not yet having formally acquired the full 500 million tests it had promised . Americans will be able to order four COVID-19 tests per household through COVIDTests.gov, a website set up by the administration and the United States Postal Service, starting on Wednesday. The officials did not state a specific time on Wednesday when orders could begin...